Kuan, L. G. (1993). Understanding the Filipino elderly: A textbook for nurses and related health professionals. College of Nursing, University of the Philippines Manila.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিKuan, Letty G. Understanding the Filipino Elderly: A Textbook for Nurses and Related Health Professionals. Manila: College of Nursing, University of the Philippines Manila, 1993.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিKuan, Letty G. Understanding the Filipino Elderly: A Textbook for Nurses and Related Health Professionals. College of Nursing, University of the Philippines Manila, 1993.
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